久病成医 jiǔbìngchéngyī a long illness makes the patient a doctor Origin Definitions Defs Strokes Stroke Words Sentences Sents 久 jiǔ adjective long of a long duration; for a long time病 bìng noun illness illness; disease; physical or mental sickness成 chéng verbparticle to become to become; to turn into; to change into医 醫 yī nounverb doctor (bound form) doctor of medicine, such as in 医生 yīshēng or 牙医 yáyī